This document discusses extreme pair programming. It defines pair programming as two programmers working on the same computer to solve the same problem. It notes some benefits of pair programming like learning, motivation, reduced bugs, and fast problem solving. However, it also acknowledges challenges like personalities clashing and imbalance in work contributions. Overall, it promotes pair programming as a way to disseminate knowledge but notes that not every task requires pairing.

1. Extreme Pair
Programming
Juliano Ribeiro
Agile Coach/Trainer

2. São Paulo Curitiba Maringá
A Empresa
Desenvolvimento de Software Customizado
Consultoria e Treinamento em Métodos Ágeis

3. Alguns Clientes

4. Foto pessoal

5. Academics
• Software developer since 1994
• Graduated in Systems to Internet
• Post graduation in OOP with Java
• Certified Scrum Professional by Scrum Alliance
• Certified Delphi Developer by Embarcadero

6. More about me
• Agile Methods Teacher at Faculdade Cidade
Verde
• Agile Coach at Objective Solutions
• Organizer of Agile Tour since 2011
– 2014 in Sao Paulo, Maringa, Cascavel, Brasilia,
Campinas and Curitiba
• Regular speaker at main conferences in Brazil
– Agile Brazil, Agile Trends, The Developers
Conference, DevInSantos, DevCamp, Linguágil...

7. WHAT’S A PAIR?
A set of two things of same nature

8. WHAT’S PROGRAMMING?
To elaborate a computer program; to implement

9. What’s pair programming?

10. More about pair programming
Two programmers
Working in the same
computer
Solving the
same problem

11. Como funciona?

12. Regras

13. SOME MYTHS ABOUT
PAIR PROGRAMMING

14. Unproductive?

15. invasion of privacy?

16. tiresome?

17. Sacred?

18. MAIN EXCUSES AGAINST
PAIR PROGRAMMING

19. I don’t need pair
programming, I
can do it by
myself!

20. No one can
contribute to my
work. I know and
have everything I
need.

21. I don’t like
people looking at
my screen.

22. Advantages
• Learning
• Mutual Motivation
• Standardization
• Bug reduction
• Proximity

23. O todo é maior que a soma das partes

24. More advantages
• Comunication
• Fast problem solving
• Focus
• Best use of the time
• Less interruptions

25. DISSEMINAÇÃO DE
CONHECIMENTO

26. NEM TUDO SÃO FLORES

31. More problems
• Task that don’t demand pairing
• To deal with personalities
• Someone always do more
• Full time

32. Limited Wip

33. 0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10
2011 2012 2013 2014
Pair Programming
VERDADEIRO FALSO

34. Pair diferente de 1+1
Pair ≠ 1+1
Pair > 1+1

35. Obrigado
@JulianoRibeiro
juliano.ribeiro@objective.com.br
www.julianoribeiro.com.br